Patent US6297732B2 successfully refreshed from Google Patents.
← Back to Patent Explorer
US3184366A Expired / Lapsed US ⏱️ 0.0 years remaining

Collapsible display device

Assignee: Individual
•
Filing: 1962-04-03
•
Granted: 1965-05-18
•
Expires: 1982-04-03
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Claude George

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 11:45
CPC Classifications
A; A47; A47F; A47F5/00; A47F5/10; A47F5/108; F; F21; F21W; F21W2121/00; Y; Y10; Y10S; Y10S362/00; Y10S362/806; Y10S362/807

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 175 words
A COLLAPSIBLE FRAME FOR A DISPLAY DEVICE ADAPTED TO BE SUPPORTED IN AN UPRIGHT POSITION COMPRISING A PLURALITY OF BARS OF EQUAL LENGTH ARRANGED TO PROVIDE A PLURALITY OF AT LEAST THREE SYMMETRICALLY LOCATED TRINGLES, EACH OF SAID BARS HAVING A SIMILARLY PLACE APERTURE ADJACENT EACH END AND ANOTHER SIMILARLY PLACED APERTURE INTERMEDIATE ONE END AND A MID POINT OF SAID BARS, MEANS FOR PIVOTALLY INTERCONNECTING A PLURALITY OF PAIRS OF SAID BARS AT SAID INTERMEDIATE APERTURES, WHEREBY SAID PAIRS OF BARS HAVE FREELY EXTENDING LONG ENDS AND FREELY EXTENDING SHORT ENDS IN SPACED SUBSTANTIALLY CROSS-SHAPED FORMATIONS, MEANS FOR SERIALLY INTERCONNECTING THE LONG ENDS AND SHORT ENDS OF SAID PLURALITY OF PAIRS OF BARS AT SAID END APERTURES TO FORM AN INTERCONECTED FRAME HAVING AT EACH SIDE THEREOF ONE OF SAID BARS WITH A FREELY EXTENDING LONG END AND ONE OF SAID BARS WITH A FREELY EXTENDING SHORT END, AND MEANS FOR CONNECTING SAID SIDE BAR SHORT ENDS TOGETHER AND SAID SIDE BAR LONG ENDS TOGETHER AT THEIR END APERTURES, WHEREBY SAID TRIANGLES ARE PROVIDED.
Claim 2
Dependent Claim 175 words
A COLLAPSIBLE FRAME FOR A DISPLAY DEVICE ADAPTED TO BE SUPPORTED IN AN UPRIGHT POSITION COMPRISING A PLURALITY OF BARS OF EQUAL LENGTH ARRANGED TO PROVIDE A PLURALITY OF AT LEAST THREE SYMMETRICALLY LOCATED TRINGLES, EACH OF SAID BARS HAVING A SIMILARLY PLACE APERTURE ADJACENT EACH END AND ANOTHER SIMILARLY PLACED APERTURE INTERMEDIATE ONE END AND A MID POINT OF SAID BARS, MEANS FOR PIVOTALLY INTERCONNECTING A PLURALITY OF PAIRS OF SAID BARS AT SAID INTERMEDIATE APERTURES, WHEREBY SAID PAIRS OF BARS HAVE FREELY EXTENDING LONG ENDS AND FREELY EXTENDING SHORT ENDS IN SPACED SUBSTANTIALLY CROSS-SHAPED FORMATIONS, MEANS FOR SERIALLY INTERCONNECTING THE LONG ENDS AND SHORT ENDS OF SAID PLURALITY OF PAIRS OF BARS AT SAID END APERTURES TO FORM AN INTERCONECTED FRAME HAVING AT EACH SIDE THEREOF ONE OF SAID BARS WITH A FREELY EXTENDING LONG END AND ONE OF SAID BARS WITH A FREELY EXTENDING SHORT END, AND MEANS FOR CONNECTING SAID SIDE BAR SHORT ENDS TOGETHER AND SAID SIDE BAR LONG ENDS TOGETHER AT THEIR END APERTURES, WHEREBY SAID TRIANGLES ARE PROVIDED.

References Cited (Backward Citations)

DE285249C Cited
US207346A Cited
US590071A Cited
US1541004A Cited
US2116301A Cited
GB593776A Cited
US2549006A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-05-17 1968-11-16 1969-05-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-05-17 1972-11-16 1973-05-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-05-17 1976-11-16 1977-05-18 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag